18-letter words containing a, r, n
- electronic mailbox — a device used to store electronic mail
- electronic tagging — Electronic tagging is a system in which a criminal or suspected criminal has an electronic device attached to them which enables the police to know if they leave a particular area.
- electronic warfare — the military use of electronics to prevent or reduce an enemy's effective use and to protect friendly use of electromagnetic radiation equipment
- electroretinograms — Plural form of electroretinogram.
- electrostatic lens — an electron lens consisting of a system of metal electrodes, the electrostatic field of which focuses the charged particles
- electrostatic unit — any unit that belongs to a system of electrical cgs units in which the electric constant is given the value of unity and is taken as a pure number
- electrovalent bond — a type of chemical bond in which one atom loses an electron to form a positive ion and the other atom gains the electron to form a negative ion. The resulting ions are held together by electrostatic attraction
- elementary student — primary school pupil
- elementary teacher — a teacher in an elementary school
- elizabeth petrovna — 1709-62; empress of Russia (1741-62): daughter of Peter I
- embryonic membrane — any of several living membranes enclosing or closely associated with the developing vertebrate embryo, as the allantois, amnion, yolk sac, etc.
- emotional literacy — the ability to deal with one's emotions and recognize their causes
- endangered species — animal, plant becoming extinct
- endowment mortgage — an arrangement whereby a person takes out a mortgage and pays the capital repayment instalments into a life assurance policy and only the interest to the mortgagee during the term of the policy. The loan is repaid by the policy either when it matures or on the prior death of the policyholder
- enforcement action — action by a body or organization, esp a financial one, to make sure that its rules are being followed
- engelbart, douglas — Douglas Engelbart
- entrepreneurialism — The spirit or state of acting in an entrepreneurial manner.
- environment agency — an official agency providing information on environmental issues, esp rivers, flooding and pollution
- epstein-barr virus — a virus belonging to the herpes family that causes infectious mononucleosis; it is also implicated in the development of Burkitt's lymphoma and Hodgkin's disease
- equinoctial circle — celestial equator
- equinoctial spring — either of the two highest spring tides that occur at the equinoxes
- equivalent circuit — an arrangement of simple electrical components that is electrically equivalent to a complex circuit and is used to simplify circuit analysis
- eraser stains code — (humour, programming) Code that has been refactored many times, leaving swaths of legacy code and design; like paper that has been written on and erased so many times that the pencil marks are no longer the problem - the large greasy stain is.
- establishmentarian — Adhering to, advocating, or relating to the principle of an established church.
- european community — an economic and political association of European States that came into being in 1967, when the legislative and executive bodies of the European Economic Community merged with those of the European Coal and Steel Community and the European Atomic Energy Community: subsumed into the European Union in 1993
- evapotranspiration — The process by which water is transferred from the land to the atmosphere by evaporation from the soil and other surfaces and by transpiration from plants.
- every now and then — from time to time; occasionally
- evolution strategy — (ES) A kind of evolutionary algorithm where individuals (potential solutions) are encoded by a set of real-valued "object variables" (the individual's "genome"). For each object variable an individual also has a "strategy variable" which determines the degree of mutation to be applied to the corresponding object variable. The strategy variables also mutate, allowing the rate of mutation of the object variables to vary. An ES is characterised by the population size, the number of offspring produced in each generation and whether the new population is selected from parents and offspring or only from the offspring. ES were invented in 1963 by Ingo Rechenberg, Hans-Paul Schwefel at the Technical University of Berlin (TUB) while searching for the optimal shapes of bodies in a flow.
- examination script — a script with answers written on it by an examination candidate taking a written examination
- exchange programme — an arrangement in which people from different countries visit each other's country, perhaps to strengthen links between them or to improve foreign language skills
- executive chairman — the most senior internal position within a company, combining the duties of chairman and chief executive
- extemporaneousness — The degree or property of being extemporaneous.
- extermination camp — a camp where people are imprisoned and killed
- fabric conditioner — a product used when washing clothes to make them feel softer
- fall to the ground — (of a plan, theory, etc) to be rendered invalid, esp because of lack of necessary information
- false imprisonment — the unlawful restraint of a person from exercising the right to freedom of movement.
- far eastern region — former name of Khabarovsk.
- farewell-to-spring — a slender, showy plant, Clarkia amoena, of the evening primrose family, native to western North America, having satiny, cup-shaped, lilac-crimson or reddish-pink flowers and roundish fruit.
- farm the long acre — to graze cows on the verge of a road
- farmer in the dell — a game, accompanied by a song with several verses, in which one person, designated as the farmer, occupies the center of a circle of persons and is joined in the circle by other players designated as wife, child, nurse, cat, rat, and cheese, these then leaving the circle in order except for the one designated as cheese, who is left standing alone in the circle at the end.
- fast-food industry — the industry surrounding fast-food restaurants
- fatty degeneration — deterioration of the cells of the body, accompanied by the formation of fat globules within the diseased cells.
- feather one's nest — one of the horny structures forming the principal covering of birds, consisting typically of a hard, tubular portion attached to the body and tapering into a thinner, stemlike portion bearing a series of slender, barbed processes that interlock to form a flat structure on each side.
- federal funds rate — The federal funds rate is the overnight rate between banks.
- federal government — pertaining to or of the nature of a union of states under a central government distinct from the individual governments of the separate states, as in federal government; federal system.
- feeping creaturism — /fee'ping kree"ch*r-izm/ A deliberate spoonerism for creeping featurism, meant to imply that the system or program in question has become a misshapen creature of hacks. This term isn"t really well defined, but it sounds so neat that most hackers have said or heard it. It is probably reinforced by an image of terminals prowling about in the dark making their customary noises.
- feldenkrais method — a system of gentle movements that promote flexibility, coordination, and self-awareness
- ferdinand magellan — Ferdinand, c1480–1521, Portuguese navigator: discoverer of the Straits of Magellan 1520 and the Philippines 1521.
- ferdinand schiller — Ferdinand Canning Scott [kan-ing] /ˈkæn ɪŋ/ (Show IPA), 1864–1937, English philosopher in the U.S.
- fermat's principle — Optics. the law that the path taken by a ray of light in going from one point to another point will be the path that requires the least time.